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Forum: Custom Operating Systems

Speed Density, Valet Mode, 2-Step, alpha-N. No Diesel DSP

  1. COS5 shuts the engine down after 3 seconds...help!

    Started by onfire, November 28th, 2006
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 12,066
    December 2nd, 2006 Go to last post
  2. Question COS5 Question????

    Started by BowlingSS, August 14th, 2006
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 15,135
    August 20th, 2006 Go to last post
  3. B3647 Question??

    Started by jamesbond2509, October 10th, 2006
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 14,406
    December 18th, 2006 Go to last post
  4. cos 5 timing going to 0 at high rpms

    Started by 69camaro5speed, September 18th, 2011
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 16,486
    June 24th, 2012 Go to last post
  5. segment swap in COS5

    Started by B18B1LS1, May 22nd, 2017
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 21,632
    June 12th, 2017 Go to last post
  6. RePost

    Started by MN C5, December 11th, 2005
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 18,423
    December 17th, 2005 Go to last post
  7. gm os to custom os

    Started by 69camaro5speed, January 19th, 2006
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 18,462
    July 15th, 2007 Go to last post
  8. 2005 Cos3

    Started by Chevy366, April 29th, 2007
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 12,980
    June 28th, 2007 Go to last post
  9. Why not use MAF for entire RPM range?

    Started by LS1_Dragster, August 27th, 2010
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 15,206
    July 7th, 2011 Go to last post
  10. Cant load COS

    Started by johnj, August 29th, 2013
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 13,276
    December 10th, 2013 Go to last post
    • Replies: 24
    • Views: 13,595
    April 17th, 2020 Go to last post
  11. P59 COS3 04073003 flex fuel issues

    Started by dmaxguy2008, July 30th, 2020
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 12,632
    February 26th, 2022 Go to last post
  12. V2 asking for license again

    Started by GAMEOVER, October 6th, 2009
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 21,648
    December 12th, 2009 Go to last post
  13. LS1B 1bar SD COS

    Started by hrspwr, October 7th, 2020
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 16,477
    December 26th, 2020 Go to last post
  14. Still problems with B3647 in OS3

    Started by ringram, December 30th, 2005
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 14,028
    October 3rd, 2011 Go to last post
  15. COS#3 ... Max MAP = 105kpa in the scanner?

    Started by turboberserker, January 28th, 2006
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 13,229
    February 5th, 2006 Go to last post
  16. HP tuner inhanced SD vs efi live.

    Started by tuff, May 14th, 2006
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 11,271
    June 14th, 2006 Go to last post
  17. Maf and custom op. sys. 3

    Started by hpcubed, May 24th, 2006
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 14,543
    July 23rd, 2012 Go to last post
  18. COS5 with 60 lb injectors

    Started by Camaro SS, January 12th, 2007
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 11,049
    January 31st, 2007 Go to last post
  19. COS3 Idle no run ??

    Started by L31Sleeper, January 10th, 2010
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 10,781
    April 19th, 2010 Go to last post

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